Question

Please help me!!!

How many grams of water and salt are required to prepare 500 grams of 20% solution?

Answer 1

Answer:

10 g x 5 = 50 g NaCl.

Step-by-step explanation:

2. 2. How would you prepare 500 ml of a 10% NaCl solution? Answer: In this problem, the % solution is the number of grams solute in 100 ml solvent, so a 10% solution of NaCl is 10 grams NaCl in 100 ml water. But you need 500 ml, final volume, so 10 g x 5 = 50 g NaCl